Received: by 2002:ac0:aed5:0:0:0:0:0 with SMTP id t21csp3391475imb; Tue, 5 Mar 2019 08:12:11 -0800 (PST) X-Google-Smtp-Source: APXvYqxv4yi14m+Xd9db4mVw9fCNSkZyJGZgfb5Np1V60H7eKhEb2Ek7dtrInLGA13SFeO+VfVgW X-Received: by 2002:a17:902:b115:: with SMTP id q21mr1892078plr.272.1551802331768; Tue, 05 Mar 2019 08:12:11 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1551802331; cv=none; d=google.com; s=arc-20160816; b=cVApVzTzQc+o5Yq26v4HpEl+KUBWrxH4bvSPLmwON/+9FMR5QZVys2UDSjuxr6yIms 522EIDcvRFykpp0ie/qsqbDs8Ophxlj+JQwPmq+hw5f/N6ZqJqEZxaE1U8wc3jwSTFO+ vc5uPCqO9KffgscLyv1M7d/cg5esIFOqyjIMsbTHG3nin8LPOOQk3hiA7IuX2ya1Mtwy cklQJQgRw1Sgx3H1gY4VrezTE5pm6Gk2ix10dEyyui4ICfzxoZFvRpJ80sA5Tn2hagg4 mV4qcXqZrijQJNX7eCUNqDD6ME44eLBNLanptReq9n3q+p4Cg854W8DuVBu4yXK0nqvZ COvw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:message-id:date:subject:cc :to:from; bh=ZK9pEX/ANgCk8mxbDhjuBJ5c5D/Mq7OruLvhpszpX2k=; b=wXMpSctOMnPiyOrbbpm4fqxkxRWwpj1TI6WTaAGjVTmaqm85qa96TyYcDFAE7aKNwa 94ByMaqDCtZA7m4+1e+i6NcPQ7V3KsHDJWPFsYIED0zdl3ttXDwie8/2MLSGhL2jdXjM Rl9vLjsiDgJ9rKKXClzBex5OeU9wMNdTowK68twIBwi7NV1h66n/JzZmhbggmt1BAp7J vNpGmAOXqudjhBmn2V+SFhFfDwr1Wz0Y88b+JRJHxZ1GNzzbUBW/6xFZlOW1s9R6k8MK Cg8AHYAQVQU+G2czJsR2wWSBCFanJwoWRxs5m5DSECIUZpC/uuzT3b1l1TIH7hs8WVal AAeA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id z25si7847888pgv.523.2019.03.05.08.11.55; Tue, 05 Mar 2019 08:12:11 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728652AbfCEQKc (ORCPT + 99 others); Tue, 5 Mar 2019 11:10:32 -0500 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:27989 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728383AbfCEQK0 (ORCPT ); Tue, 5 Mar 2019 11:10:26 -0500 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x25G6Omg029254; Tue, 5 Mar 2019 17:10:09 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2qygfxjdbt-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Tue, 05 Mar 2019 17:10:09 +0100 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 0FEF834; Tue, 5 Mar 2019 16:10:09 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas24.st.com [10.75.90.94]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id E14894DF7; Tue, 5 Mar 2019 16:10:08 +0000 (GMT) Received: from SAFEX1HUBCAS23.st.com (10.75.90.47) by Safex1hubcas24.st.com (10.75.90.94) with Microsoft SMTP Server (TLS) id 14.3.361.1; Tue, 5 Mar 2019 17:10:08 +0100 Received: from lmecxl0923.lme.st.com (10.48.0.237) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.361.1; Tue, 5 Mar 2019 17:10:08 +0100 From: Ludovic Barre To: Ulf Hansson , Rob Herring CC: , Maxime Coquelin , Alexandre Torgue , , , , , , Ludovic Barre Subject: [PATCH 0/4] mmc: mmci: add busy detect for stm32 sdmmc variant Date: Tue, 5 Mar 2019 17:10:01 +0100 Message-ID: <1551802205-32188-1-git-send-email-ludovic.Barre@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.48.0.237] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-03-05_09:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ludovic Barre This patch series adds busy detect for stm32 sdmmc variant. Some adaptations are required: -Avoid to check and poll busy status when is not expected. -Clear busy status bit if busy_detect_flag and busy_detect_mask are different. -Add hardware busy timeout with MMCIDATATIMER register. Ludovic Barre (4): mmc: mmci: avoid fake busy polling mmc: mmci: fix clear of busy detect status mmc: mmci: add hardware busy timeout feature mmc: mmci: add busy detect for stm32 sdmmc variant drivers/mmc/host/mmci.c | 67 +++++++++++++++++++++++++++++++++++++++---------- drivers/mmc/host/mmci.h | 3 +++ 2 files changed, 57 insertions(+), 13 deletions(-) -- 2.7.4